In the cat world, the equivalent operations are called kitty mills. (cat-lovers-only.com)
I love dogs and cats, but for some reason we never hear about kitty mills. (animallawcoalition.com)
By adopting a second - or third - chance animal, you'll be voting against puppy and kitty mills with your dollar, giving a shelter or foster home another space for another second - or third - chance animal, and forever changing a life. (corepaws.com)